Ewing, W. Ray (William Ray), 1894–1980
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 151290
W. Ray (William Ray) Ewing Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Poultry nutrition, for the use of feed manufacturers, feed dealers, feed salesmen and service men, veterinarians, hatcherymen, breeders, and poultrymen | 4th ed. | 1951 | Author | |  | |  | | 
|
| Poultry nutrition: for the use of feed manufacturers, feed dealers, feed salesmen and service men, veterinarians, hatchery-men, breeders, and poultrymen. A text and reference book for instructors, students and all persons interested in poultry feeds and feeding | [3d ed. (rev.)] | 1947 | Author | | | | | |
|